OpenTechnical

OT-2026-000054282

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000054282) never changes.

Identity and time

Publication numberOT-2026-000054282 · never reused
Internal UUID01a0ae85-b3a9-78b2-8cbc-4e73743fc3be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054282
StatusPUBLIC

Content hashes

Canonical text5731127065019f8c8335147ff822f06acd69e299e993d0d3abc19de49769b06e
Markdown92672b5b96e92310303b3ab52f95451e4a84a04366b4432c62deed0be9ad4fdf
PDF
Publication page910dbc106822ff671918932d9e203f6dfea72a9d0ec3ac0117efa23c3f4aed6e
Manifest0dac5cac50eacef84c95cd70277a73a30ff8478758f73c022e93c4286e9d743c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturevrXw7ttaMrG2n8kmSHZPHtKiMmbbxyZxnYLtv85HW8EnO9Su9S/E+RtGusGMdFhVMI0KLeUvLts49vQ2w87BDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:46.704795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054282
observed 910dbc106822ff671918932d9e203f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:46.685630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054282/manifest.json
observed 0dac5cac50eacef84c95cd70277a73a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:46.668569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054282/publication.md
observed 92672b5b96e92310303b3ab52f95451e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:46.650761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054282/publication.txt
observed 5731127065019f8c8335147ff822f06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.